Subtract 63/40 from 6/4
1st number: 1 2/4, 2nd number: 1 23/40
6/4 - 63/40 is -3/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 4 × 10 = 40,
6/4 = 6 × 10/4 × 10 = 60/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
63/40 = 63 × 1/40 × 1 = 63/40 - Subtract the two like fractions:
60/40 - 63/40 = 60 - 63/40 = -3/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/4-63/40 6/8-63/40 6/4-63/80 18/4-63/40 6/12-63/40 30/4-63/40 6/20-63/40 42/4-63/40 6/28-63/40